func main() {
    print(0x1);
    print(0x2);
    print(0x3);
    print(0x4);
    print(0x5);
    print(0x6);
    print(0x7);
    print(0x8);
    print(0x9);
    print(0xa);
    print(0xb);
    print(0xc);
    print(0xd);
    print(0xe);
    print(0xf);
    print(0x10);
    print(0xff);
    print(0x100);
    print(0x1000);
    print(0xf0f0);
    print(0x0f0f0);
    print(0xffffFFFF);
}
